Tawhid is the indivisible oneness concept of monotheism in Islam. Tawhid is the indivisible oneness concept of monotheism in Islam. An explanation of Tawheed (the oneness of Allaah). The belief in predestination, or Qadr, is incorporated in this aspect of tawheed. Tawheed in Arabic means attributing Oneness to Allaah and describing Him as being One and Unique, with no partner or peer in His Essence and Attributes. Tawhid, (“making one,” “asserting oneness”), in Islam, the oneness of God, in the sense that he is one and there is no god but he, as stated in the shahādah.